Physics, 12.08.2019 20:20 jeremytheprimerapper

Among the globular clusters orbiting a distant giant e galaxy, the fastest is traveling 510 km/s and is located 10 kpc from the center of the galaxy. there are some that are almost as fast but none faster. which one of the following statements is supported by these observations?
a. the globular cluster is just barely gravitationally bound to the galaxy and the escape velocity is more than 610 km/s.
b. the globular cluster is just barely gravitationally bound to the galaxy and the escape velocity is more than 510 km/s.

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Among the globular clusters orbiting a distant giant e galaxy, the fastest is traveling 510 km/s and...